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BD9862MUV Datasheet(PDF) 8 Page - Rohm

Part # BD9862MUV
Description  5V Input Multi-channel System Power Supply IC
Download  17 Pages
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Manufacturer  ROHM [Rohm]
Direct Link  http://www.rohm.com
Logo ROHM - Rohm

BD9862MUV Datasheet(HTML) 8 Page - Rohm

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Technical Note
8/16
BD9862MUV
www.rohm.com
2010.03 - Rev.A
© 2010 ROHM Co., Ltd. All rights reserved.
Timing Chart
1) When Starting
Fig.20
2) Sample SCP Operation When CH1 is short
Fig.21
SCPコンパレータ
出力(内部)
Lx1
SCPラッチ
(内部)
SCP
MAX Duty動作
通常動作
Vo1出力短絡
INV1
Vo1
0.7V
SCPタイマー動作
ドライバー停止
(CH2,CH3も停止)
Normal operation
Vo1 Output Short Circuit
SCP Capacitor
Output (internal)
SCP Latch
(Internal)
SCP Timer
operation
Driver stop
(CH2, CH3 stop too)
MAX Duty operation
VBAT
CPOUT
REGOUT
Vo1
Vo2
Vo3
VBATUVLO解除
2倍チャージポンプ
起動開始
レギュレータ
起動開始
REGOUTUVLO
解除
Vo1ソフトスタート
終了
CH1起動開始
CH2起動開始
CH3起動開始
Vo3ソフトスタート
終了
全CH起動終了
VBATUVLO release
2 times charge pump
Start on
Regulator
Start on
REGOUTUVLO
Relief
Vo1 Soft start
close
CH1 Start on
CH2 Start on
CH3 Start on
Vo3 Soft start
close
All CH Start close


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